raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:220393

Diffuse cutaneous systemic sclerosis

Synonyms: Diffuse cutaneous systemic scleroderma · Progressive cutaneous systemic scleroderma · Progressive cutaneous systemic sclerosis

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Multigenic/multifactorial, Not applicable
Age of onset
Adult
Status
active

Diffuse cutaneous systemic sclerosis (dcSSc) is a subtype of Systemic Sclerosis (SSc) characterized by truncal and acral skin fibrosis with an early and significant incidence of diffuse involvement (interstitial lung disease, oliguric renal failure, diffuse gastrointestinal disease, and myocardial involvement).

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDiffuse cutaneous systemic sclerosisDiffuse cutaneous systemic scleroderma · Progressive cutaneous systemic scleroderma · Progressive cutaneous systemic sclerosis
frSclérose systémique cutanée diffuseSclérodermie systémique cutanée diffuse · Sclérodermie systémique cutanée progressive · Sclérose systémique cutanée progressive
deSystemische Sklerose, diffuse kutaneSklerodermie, diffuse kutane systemische · Sklerose, kutane progressive systemische · Systemische Sklerodermie, progressive
esEsclerosis sistémica cutánea difusaEsclerodermia sistémica cutánea difusa · Esclerodermia sistémica cutánea progresiva · Esclerosis sistémica cutánea progresiva
itSclerosi sistemica cutanea diffusaSclerodermia sistemica cutanea diffusa · Sclerodermia sistemica cutanea progressiva · Sclerosi sistemica cutanea progressiva
nlDiffuse cutane systemische scleroseDiffuse cutane systemische sclerodermie · Progressieve cutane systemische sclerodermie · Progressieve cutane systemische sclerose
ptEsclerose sistémica cutânea difusa
plSystemowa rozlana twardzina skórnaDiffuse cutaneous systemic scleroderma Rozsiana skórna twardzina uogólniona · Progressive cutaneous systemic scleroderma Postępująca twardzina uogólniona · Twardzina skórna postępująca
csSystémová sklerodermie-sclerodermia diffusaDifuzní forma systémové sklerodermie · Progresivní forma systémové sklerodermie · Progresivní forma systémové sklerózy
ukДифузний шкірний системний склерозДифузна шкірна системна склеродермія · Прогресуюча шкірна системна склеродермія · Прогресуючий шкірний системний склероз
zh弥漫性皮肤系统性硬化皮进行性肤系统性硬皮病
trDiffüz kutanöz sistemik sklerozYaygın kutanöz sistemik skleroderma · İlerleyici kutanöz sistemik skleroz · İlerleyici kutanöz sistemik skleroderma

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10M34.0NTBTattributedvalidated
ICD-114A42.1Especificvalidated
MONDO0016356Evalidated
UMLSC1258104Evalidated
GARD9751Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

  • ORPHA:90291Systemic sclerosis
    rare cardiac diseases; rare respiratory diseases; rare skin diseases; rare renal diseases; rare systemic and rheumatological diseases; rare systemic or rheumatologic diseases of childhood; rare transplant-related disorders

No children.

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Genes

5 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
CAV1Major susceptibility factor inAssessedHGNC:1527ENSG000001059746010477q31.2caveolin 122402147[PMID]
CCN2Major susceptibility factor inNot yet assessedHGNC:2500ENSG000001185231210096q23.2cellular communication network factor 2
CCR6Major susceptibility factor inAssessedHGNC:1607ENSG000001124866018356q27C-C motif chemokine receptor 623983073[PMID]
HLA-DRB1Major susceptibility factor inNot yet assessedHGNC:4948ENSG000001961261428576p21.32major histocompatibility complex, class II, DR beta 1
IRF5Major susceptibility factor inAssessedHGNC:6120ENSG000001286046072187q32.1interferon regulatory factor 523372721[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 0003.8 / 100 000Taiwan, Province of ChinaValue and classNot yet validated22899470[PMID]
Annual incidence1-9 / 100 0001.5 / 100 000Taiwan, Province of ChinaValue and classValidated22899470[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

26 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000951Abnormality of the skin
HP:0002960Autoimmunity
HP:0002094Dyspnea
HP:0002020Gastroesophageal reflux
HP:0100958Narrow foramen obturatorium
HP:0100520Oliguria
HP:0002113Pulmonary infiltrates
Frequent (79-30%)
HP:0002829Arthralgia
HP:0001369Arthritis
HP:0000670Carious teeth
HP:0030016Dyspareunia
HP:0002015Dysphagia
HP:0001371Flexion contracture
HP:0002024Malabsorption
HP:0001324Muscle weakness
HP:0002797Osteolysis
HP:0002206Pulmonary fibrosis
HP:0200042Skin ulcer
HP:0100585Telangiectasia of the skin
HP:0000217Xerostomia
Occasional (29-5%)
HP:0030142Abnormal bowel sounds
HP:0001635Congestive heart failure
HP:0100735Hypertensive crisis
HP:0002017Nausea and vomiting
HP:0002092Pulmonary arterial hypertension
HP:0000083Renal insufficiency

Run the differential on the 7 obligate / very frequent terms

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Sources for this card